Computer virus is a computer program that can duplicate or copy itself and spread in a way to insert a copy of itself in other programs or documents. Computer virus can dianalogikan with a biological virus that spread in a way to insert itself, the cells of living beings. Viruses can damage the computer (such as damage to the data in the document), making computer users feel disturbed, and do not cause an effect at all.
Generally, computer viruses can damage the computer and software can not directly damage the computer hardware in a way to load a program that forces the device over to a particular process such as VGA, Memory Procesor even (especially on the operating system, such as family-based operating system Windows (Windows 95, Windows 98/98SE, Windows NT, Windows NT Server, Windows 2000, Windows 2000 Server, Windows 2003, Windows 2003 Server, Windows XP Home Edition, Windows XP Professional, Windows XP Service Pack 1, Windows XP Service Pack 2, Windows Vista Service Pack 1) and GNU / Linux. negative effect is mainly a computer virus reproduce itself, creating a resource on the computer (such as Real Time CPU, memory usage) to be reduced significantly. Almost 95% The virus is a computer virus based on the Windows operating system.
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